<template>
  <div>
    <div class="auth-page">
      <div class="container page">
        <div class="row">
          <div class="col-md-6 offset-md-3 col-xs-12">
            <h1 class="text-xs-center">{{isLogin ? 'Sign in' : 'Sign up'}}</h1>
            <p class="text-xs-center">
              <!-- <a href>Have an account?</a> -->
              <nuxt-link v-if="isLogin" to="/register">Need an account?</nuxt-link>
              <nuxt-link v-else to="/login">Have an account?</nuxt-link>
            </p>

            <ul class="error-messages">
                <template
                v-for="(msg,field) in errors">
                    <li v-for="(item,index) in msg" :key="'a'+index">
                        {{field}} {{item}}
                    </li>
                </template>
              <!-- <li>123123</li> -->
            </ul>

            <form @submit.prevent="onSubmit"> 
              <fieldset 
              v-if="!isLogin"  
              class="form-group">
                <input v-model="user.username" class="form-control form-control-lg" type="text" placeholder="Your Name" required />
              </fieldset>
              <fieldset class="form-group">
                <input v-model="user.email" class="form-control form-control-lg" type="email" placeholder="Email" required />
              </fieldset>
              <fieldset class="form-group">
                <input v-model="user.password" class="form-control form-control-lg" type="password" placeholder="Password" required />
              </fieldset>
              <button class="btn btn-lg btn-primary pull-xs-right">{{isLogin ? 'Sign in' : 'Sign up'}}</button>
            </form>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import qs from 'qs'
import { login,register } from '@/api/user'

//只在客户端加载js-cookie
const Cookie = process.client ? require('js-cookie') : undefined

export default {
  middleware:'user',
  name: "LoginIndex",
  components: {},
  props: {},
  data() {
    return {
        user:{
            username:"",
            email: "",
            password: ""
            
        },
        errors:{}
    };
  },
  computed: {
      isLogin(){
          return this.$route.name === 'login'
      }
  },
  created() {},
  mounted() {},
  watch: {},
  methods: {
      async onSubmit(){
        //   捕获异常
        try {
             //   提交表单请求登录
            const { data } = this.isLogin 
              ? await login({ user:this.user })
              : await register({user:this.user})
            // console.log(data)
            // 保存用户登录状态
              this.$store.commit('setUser', data.user)

              // 为了防止刷新页面数据丢失，我们需要把数据持久化
              Cookie.set('user',data.user)
            //跳转到首页
            this.$router.push('/')
        } catch (error) {
            if(error.response){
                this.errors = error.response.data.errors;
                console.log(this.errors);   
            }
            

            
        }
      
      }
  },
  components: {},
};
</script>

<style scoped>
</style>
